BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 144 39.8%
2 United States 136 37.6%
3 Germany 32 8.8%
4 Hong Kong 13 3.6%
5 Canada 11 3%
6 Russia 4 1.1%
7 Netherlands 4 1.1%
8 Australia 3 0.8%
9 Turkey 3 0.8%
10 United Kingdom 3 0.8%
11 Sweden 2 0.6%
12 France 2 0.6%
13 Malaysia 2 0.6%
14 Portugal 1 0.3%
15 Brazil 1 0.3%
16 Singapore 1 0.3%